<template>
	<view class="box-body">
		<view class="my-serach-box">
			<MySearch></MySearch>
		</view>
		<view class="swiper-box">
			<!-- indicator-dots -->
			<swiper indicator-dots="true" autoplay="true" interval="3000" duration="300">
				<swiper-item v-for="(item,index) in swiperList" :key="item.goods_id">
					<navigator class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?goods_id=' +item.goods_id">
						<image :src="item.image_src"></image>
					</navigator>
				</swiper-item>
			</swiper>
		</view>

		<!-- 分类导航区域 -->
		<view class="nav-list">
			<view class="nav-item" v-for="(item, index) in navList" :key="index">
				<image :src="item.image_src" class="nav-img" @click="navChickHandler(item)"></image>
			</view>
		</view>



		<!-- 楼层导航区 -->
		<view class="floor-list">
			<view class="floor-item" v-for="(item,index) in floorList" :key="index" @click="gotoGoodList(item)">
				<image :src="item.floor_title.image_src" class="floor-title"></image>
				<!-- 楼层图片区域 -->
				<view class="floor-img-box">
					<!-- 左侧大图片的盒子 -->
					<view class="left-img-box">
						<image :src="item.product_list[0].image_src"
							:style="{width: item.product_list[0].image_width + 'rpx'}" mode="widthFix"></image>
					</view>
					<!-- 右侧 4 个小图片的盒子 -->
					<view class="right-img-box">
						<view class="right-img-item" v-for="(item2, i2) in item.product_list" :key="i2" v-if="i2 !== 0">
							<image :src="item2.image_src" mode="widthFix" :style="{width: item2.image_width + 'rpx'}">
							</image>
						</view>
					</view>
				</view>
			</view>
		</view>
	</view>
</template>

<script>
	import MySearch from "../../components/my-search/my-search.vue"
	export default {
		data() {
			return {
				// 1. 轮播图的数据列表，默认为空数组
				swiperList: [],
				navList: [],
				floorList: []
			}
		},
		components: {
			MySearch
		},
		onLoad() {
			// 2. 在小程序页面刚加载的时候，调用获取轮播图数据的方法
			this.getSwiperList(),
				this.getNavList(),
				this.getFloorList()
		},
		methods: {
			// 3. 获取轮播图数据的方法
			async getSwiperList() {
				// 3.1 发起请求
				const {
					data: res
				} = await uni.$http.get('/api/public/v1/home/swiperdata')
				// 3.2 请求失败
				if (res.meta.status !== 200) return uni.$showErrorMsg()
				// 3.3 请求成功，为 data 中的数据赋值
				this.swiperList = res.message
			},
			async getNavList() {
				// 3.1 发起请求
				const {
					data: res
				} = await uni.$http.get('/api/public/v1/home/catitems')
				// 3.2 请求失败
				if (res.meta.status != 200) return uni.$showErrorMsg()
				// 3.3 请求成功，为 data 中的数据赋值
				this.navList = res.message
			},
			async getFloorList() {
				// 3.1 发起请求
				const {
					data: res
				} = await uni.$http.get('/api/public/v1/home/floordata')
				// 3.2 请求失败
				if (res.meta.status != 200) return uni.$showErrorMsg()
				// 3.3 请求成功，为 data 中的数据赋值
				this.floorList = res.message
			},
			navChickHandler(item) {
				if (item.name === '分类') {
					uni.switchTab({
						url: '/pages/cate/cate'
					})
				}
			},
			gotoGoodList(item) {
				uni.navigateTo({
					url: '/subpkg/goods_list/goods_list?query=' + item.floor_title.name
				})
			}
		}
	}
</script>

<style lang="scss">
	swiper {
		height: 330rpx;

		.swiper-item,
		image {
			width: 100%;
			height: 100%;
		}
	}

	.nav-list {
		display: flex;
		justify-content: space-around;
		margin: 15px 0;

		.nav-img {
			width: 128rpx;
			height: 140rpx;
		}
	}

	.floor-title {
		height: 60rpx;
		width: 100%;
		display: flex;
	}

	.right-img-box {
		display: flex;
		flex-wrap: wrap;
		justify-content: space-around;
	}

	.floor-img-box {
		display: flex;
		padding-left: 10rpx;
	}

	.my-serach-box {
		position: sticky;
		top: 0px;
		z-index: 999;
	}
</style>